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Finding the Fourth Proportional to 2,589.53, 3,572.41 and 1,749.93

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Solution

The fourth proportional to 2,589.53, 3,572.41 and 1,749.93 is: 2,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.53 : 3,572.41 = 1,749.93 : x
  2. Step 2: Convert to fraction form
    2,589.53/3,572.41 = 1,749.93/x
  3. Step 3: Cross multiply
    2,589.53x = 3,572.41 × 1,749.93
  4. Step 4: Simplify right side
    2,589.53x = 6,251,456.22
  5. Step 5: Solve for x
    x = 6,251,456.22/2,589.53
  6. Step 6: Final answer
    x = 2,414.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.